a type of internal-combustion engine using a flammable gas, such as coal gas or natural gas, as fuel
gas engine in American English
noun
an internal-combustion engine driven by a mixture of air and gas
Word origin
[1870–75]This word is first recorded in the period 1870–75. Other words that entered Englishat around the same time include: Mafia, Victorian, asymmetric, billing, fifth wheel
Examples of 'gas engine' in a sentence
gas engine
If you need immediate acceleration, or drive at 70-80mph, then the gas engine seamlessly comes on.
Times, Sunday Times (2009)
Natural gas engines could make a difference sooner.
Times, Sunday Times (2017)
These are less sophisticated than natural gas engines but are fitted in far more ships.